SOLUTIONS 499 G. 7. (2) Li +1 H 2 He +2 He + Q Q = BE4 + 2BEHe = = Q = = 17.

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1 AIMT SOLUTIONS. () [Fact]. () î ĵ ˆ i ˆj r r r r iˆ ˆj t. () [Fact] î ĵ. () Original energy o photon be K = - φ. e = -...(i) K =. φ.8 e =. - (ii) From equation (i) and (ii). = (.8..8) e = e. () Let the shunt resistance be S.. G =.998 S S G 99 G G 99 G Resistance o ammeter = G G 99. () Let the up thrust on balloon be U. mq U = ma (i) I Δm is removed. U = (m Δm)g = (m Δm)a (ii) m Δm = a a g 7. () 7 Li + H He + He + Q Q = B + BHe = = Q = = 7.8 Byju s Classes. lakh + likes on. India s most liked ducational Company Contact: 99

2 AIMT 8. () r + r = A : Here r = r= A sin i sin A sin r sin A Ater shutting R. l. l i, ii. l. l cos A. l l 9. (D) Beore shunting R (i) i l i. l. l l. () v 8 9 watt R... () a m m m m m m. g - g. () h p p p. () b sinθ = λ distance between dark ringes = D(θ) Dλ required dis tan ce. mm b GM GM v e c R 8.8 m R c 9. () a x. () I.. T N R. Byju s Classes. lakh + likes on. India s most liked ducational Company Contact: 99

3 AIMT 7. () Required ratio I MR 7 8. () ective length = r otential developed = rbv 9. () S I I cos I K δ π i path dierent hase dierence when path dierence = I k cos. () -λλ x 8xe n t t / λ m 9 λ is equal to. I A 8. () Force N 8 c. () T = To e kt ( -T S ) = (7 T S ) e -k -T S = ( T S ) e k ( -T S ) = ( -T S ) (7 -T S ) TS Ts 78 TS TS 8 TS C Byju s Classes. lakh + likes on. India s most liked ducational Company Contact: 99

4 AIMT Byju s Classes. lakh + likes on. India s most liked ducational Company Contact: 99. () 8 v γ γ γ γ γ. () / g' ' sin sin s m g g g R R. ()

5 AIMT v v iˆ x y at,, X Y. () v - a v - y v Z -y z F q q ˆ v j kˆ z - 8y x - 8 z N N hc. Δ λ ev. 77. n n.. 8 n. n n No o line 8 N. 8 9 ev 7. () Factual 8. () Byju s Classes. lakh + likes on. India s most liked ducational Company Contact: 99

6 AIMT n n n n n n n n n 9. () F. () m T m t o e m F D mm o e I o is increased m T will increase, m m will decrease.. () T When R = ; (m) When R = 9. Ω r R.8 9. r 9. r. 9 Byju s Classes. lakh + likes on. India s most liked ducational Company Contact: 99

7 AIMT Byju s Classes. lakh + likes on. India s most liked ducational Company Contact: 99. () will be next line. vs Δ αα Δ Y F Δ A F Δ A F A F Y Δ A F Y Δ. () B B I I d B. () k k k k. ()

8 AIMT n. 8 n n. i.e. ossible odd no. are,,, 7, 9,. () W W W W W AB BC CD DA nc o - - o - o 7. () I i o o 8. () ΔQ ΔQ 9. () p v loss m i i ni o I gain o A 7 7 m m net mlv m 7 v Cal m m. gm m m mm cos So less angle high m net i.e., (C) w m m. gm Byju s Classes. lakh + likes on. India s most liked ducational Company Contact: 99

9 AIMT. () Q, R. () m' ' mv v K mv K mv ΔK. () i v m F dt Area under F - t N S mv. () km/hr m/s o s 8 km / hr m/s v v ' v v 8 o s 9 9 Hz Byju s Classes. lakh + likes on. India s most liked ducational Company Contact: 99

10 AIMT. () i n R ri n ΔU U n U R r n T πr n R T πr r T πr R r T πr R r T R r i T π R U is ve so energy released nr. (). () 7. () 8. () 9. (). (). (). (). (). (). (). () 7. () 8. () 9. (). (). (). (). (). (). (). () 7. () 8. () 9. () 7. () 7. () 7. () 7. () 7. () 7. () 7. () 77. () 78. () 79. () 8. () 8. () 8. () 8. () 8. () 8. () Byju s Classes. lakh + likes on. India s most liked ducational Company Contact: 99

11 AIMT 8. () 87. () 88. () 89. () 9. () 9. () 9. () 9. () 9. () 9. () 9. () 97. () 98. () 99. (). (). (). (). (). (). (). () 7. () 8. () 9. (). (). (). (). (). (). (). () 7. () 8. () 9. (). (). (). (). (). (). (). () 7. () 8. () 9. (). (). (). (). (). (). () Byju s Classes. lakh + likes on. India s most liked ducational Company Contact: 99

12 AIMT. Both (i) and (iv) undergo S N Reduction 7. For spontaneous adsorption o gas, S is negative and H should be highly anegative 8. N H NH,H ve xothemic Reactions are avoured at low temperature. 9. G.RT log Ksp log K S G K sp.rt Magnetic moment = n ( n ) BM. 8 i. e. n = (Two unpaired electrons) Cr Mn Ti Ni (d (d (d (d ) n ) n ) n 8 ) n. Common component o hotochemical smog are peroxyacetyl nitrate, chloroluorocarbons and ozone etc.. H U nrt.kcal.kcal G H TS..7kcal.. Byju s Classes. lakh + likes on. India s most liked ducational Company Contact: 99

13 AIMT. Zero CFS in weak lignad i.e. d 7 Co( H O) d Co( H O) d Mn( H O) d Fe( H O) d. Acidic Nature order : H S < H Se < H Te K ( H K ( H K ( H S). Se). 7 Te). 7. MnO MnO.mol.mol 8. Mg O MgO mol. mol e.mol.f 9C g g. g g O is Limiting Reagent.8 g. g unreacted Mg =.8 =. g Consumed 9. Fact... Na CO aq. is alkaline in nature.. NH Byju s Classes. lakh + likes on. India s most liked ducational Company Contact: 99

14 AIMT. For exothermic reactions, on increasing the temperature the value o equilibrium constant decreases. k ' K. Be + (s ) Li + (s ). p orbital can have n =, l = and m l =. 7. () 8. () 9. (). (). H O acts as reducing agent in both the reactions. H O H O O H O Ag O Ag H O O. hc. nergy 9 8. Joule Bakelite is a thermosetting polymer.. H : O : : : CH n H n O n CH : : :: WAg. Ag 8g 8. T ik m T i Byju s Classes. lakh + likes on. India s most liked ducational Company Contact: 99

15 AIMT 7. O nitrophenol does not react with NaHCO. 8. Due to conjugation eect. 9. Both HgCl and SnCl belong to same Gr (Gr II). 7. HC CH and O = C = O both have sp hybridised carbon. 7.. % o Nitrogen in the soil 7.%.7 7. Aldehydes are more reactive than ketone towards nucleophillic addition reaction. Among aldehydes the one having electron withdrawing ( M) group is more reactive than that o electron supplying group(+m) H CI HCI ( g) ( g) ( g) t = mol. mol t =t. mol mol 7. ( KMnO H SO H O KSO MnSO 8H O O Byju s Classes. lakh + likes on. India s most liked ducational Company Contact: 99

16 AIMT () 79. The distance betwee 8. The distance between the body centered atom and corner atom a Byju s Classes. lakh + likes on. India s most liked ducational Company Contact: 99